Elrayes, a., & Nosseir, a. (2018). Using pepa to model the unemployment problem / The institute of national planning, amani elrayes, ann nosseir. cairo : The institute of national planning.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Elrayes, amani, و ann Nosseir. Using Pepa to Model the Unemployment Problem / The Institute of National Planning, Amani Elrayes, Ann Nosseir. cairo : The institute of national planning, 2018.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Elrayes, amani, و ann Nosseir. Using Pepa to Model the Unemployment Problem / The Institute of National Planning, Amani Elrayes, Ann Nosseir. cairo : The institute of national planning, 2018.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.